Home / 4,293.93-6,440.40-2,916.12

Finding the Fourth Proportional to 4,293.93, 6,440.40 and 2,916.12

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Solution

The fourth proportional to 4,293.93, 6,440.40 and 2,916.12 is: 4,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.93 : 6,440.40 = 2,916.12 : x
  2. Step 2: Convert to fraction form
    4,293.93/6,440.40 = 2,916.12/x
  3. Step 3: Cross multiply
    4,293.93x = 6,440.40 × 2,916.12
  4. Step 4: Simplify right side
    4,293.93x = 18,780,979.25
  5. Step 5: Solve for x
    x = 18,780,979.25/4,293.93
  6. Step 6: Final answer
    x = 4,373.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.